17 Security Risks of Cloud Computing in 2026

cloud threats

In a recent Unit 42 post, we published details of a ransomware and extortion campaign that directly targeted exposed environment variable files. By deploying Cortex Cloud’s runtime cloud security tooling — also called Cloud Detection and Response (CDR) — security teams can identify and prevent malicious events within cloud environments. 55% of companies already use cloud encryption tools to manage and rotate private keys for enhanced security. APT threat actors use a combination of attack vectors (malware, custom exploits, social engineering, etc.) to breach cloud resources and gain access. Weak control planes also enable more skilled hackers to pull off data exfiltration by manipulating cloud configurations to reach and manipulate sensitive data.

  • This shift reduced the technical barriers to intrusion while increasing the operational impact of a single compromise, enabling attackers to traverse multiple cloud-connected services without triggering traditional infrastructure-focused controls.
  • While most organizations use a public, third-party cloud provider, many large businesses invest in the infrastructure and data centers needed to create their own private clouds.
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  • With interest in artificial intelligence growing rapidly, Nagaratnam predicts that AI will become a ripe target for new threats.
  • A key mission for cloud defenders is to design and deploy a cloud security platform that will improve detection capabilities.

Organizations should implement two-factor solid authentication methods and, whenever possible, forbid users from revealing their account credentials and reduce cloud security threats. The accidental exposure of private or sensitive data left unsecured by the API is the business consequence that is most frequently reported. It might enable resource exfiltration, deletion or alteration, or service outages. Email accounts and mobile devices can be misplaced, hacked, or compromised, and employees of your cloud services provider frequently have access to cloud data. Simply put, the businesses providing online services must ensure they are created safely. Using the appropriate tools and following best practices are only a part of the various aspects of cloud security.

  • It involves a comprehensive set of security measures designed to address both external and internal security threats to organizations, including controlling security, compliance, and other usage risks of cloud computing and data storage.
  • Threat actors have shifted away from attacking hardened endpoints and are instead, looking to exploit the core of modern open-source ecosystems and cloud infrastructure.
  • Cloud Security Statistics show companies should exercise caution when embracing automation and emerging technology trends.
  • However, obtaining the visibility and management levels that the security teams require is difficult without hampering DevOps activities.
  • Each section of the report includes recommendations for IT professionals to follow for securing cloud infrastructure.

Addressing these requires a proactive and comprehensive approach to securing cloud environments. Cloud security threats include data breaches, insider threats, account hijacking, insecure APIs, and malware attacks. The Cloud Security Alliance is led by a broad coalition of industry practitioners, corporations, associations and other key stakeholders.

Providers employ various security measures to isolate tenants from each other, such as network segmentation and strict virtualization controls. Our guide to multi-cloud security offers an in-depth look at how companies deal with the unique security challenges of multi-cloud deployments. Multi-cloud systems are especially prone to misconfigurations since these environments rely on two or more providers instead of a single CSP. For instance, an admin might inadvertently enable unrestricted outbound access, a setting that allows unprivileged applications and servers to communicate with each other. This discovery led to the investigation of potential methods to exploit them, resulting in what we know as Meltdown and Spectre. This feature often results in data leakage if there are improper security controls (i.e., strong link encryption and restrictive access).

Human Error

cloud threats

CDR tools provide cloud runtime detection capabilities, enabling the detection of malicious events occurring on cloud compute instances, container hosts or serverless functions. A significant number of these alerts are the direct result of the detection of runtime operations, which cannot be detected with posture management (CSPM) tools alone. While there can https://heplerbroom.com/practices/cybersecurity-privacy-protection-law-firm/ be a legitimate use case for this type of event — such as th​​e deployment of snapshots or an external backup — threat actors also export snapshots. Several of the alerts listed in Table 3 could indicate that malicious actors are targeting cloud resources such as Kubernetes service accounts outside of the cluster or from a non-cloud IP address. The “unusual high-volume data transfer” event can be triggered using traditional CSPM detections of cloud resources. Given that service account IAM tokens are typically intended for a single purpose, any abnormal usage of that token should be considered suspicious.

Top 5 Cloud Threat Actors

cloud threats

Vulnerabilities disclosed across cloud‑supporting platforms revealed https://upgaming.com/sportsbook-risk-management-what-you-need-to-know/ systemic risks extending well beyond traditional cloud infrastructure. Compromised personal machines can also reveal sensitive data due to reused passwords and stored browser credentials. Although a portion of exposed credentials are duplicates or no longer active, the operational risk remains significant. Threat actors, such as ransomware groups, use compromised credentials as well as other organizational vulnerabilities such as weak authentication controls in hopes of gaining access into systems. Together, these factors make ecosystem‑level targets more accessible, more scalable, and more profitable for attackers than attempting to breach hardened cloud infrastructure directly.

This shift, therefore, requires organizations to adopt proactive security measures, including security audits, security awareness for employees, and advanced threat identification systems. Vulnerable containers, exposed services, and workloads operating with excessive permissions enabled further lateral movement and access to sensitive data. While the ability to identify and detect malicious or suspicious cloud events has increased across the industry, so has the complexity of threat actors’ offensive cloud operations. Challenges, best practices, and key components for helping protect cloud-hosted data from misconfigurations, insider threats, and breach propagation across hybrid environments.

Organizations that use cloud computing often rely on external entities to provide components and services that support the cloud infrastructure. Learn how to prevent DDoS attacks and see how experienced security teams deal with this IT threat. Distributed Denial of Service (DDoS) attacks enable a hacker to overwhelm a target system, network, or service with an excessive volume of traffic. Unauthorized users or malicious insiders can exploit cloud resources without permission, intentionally or accidentally causing security and operational issues. The intruder then impersonates the user and carries out malicious activities, such as accessing and exfiltrating sensitive data stored in the cloud. Users can invite contributors via email or share a link that enables anyone with the URL to access data.

In our report we provide details on each of these recommendations, including an eight-step best practices guide to hardening IAM permissions. The Cloud Threat Actor Index highlights the top actors targeting cloud infrastructure, as well as nation-state actors that have been known to use the cloud to conduct attacks. To help organizations defend themselves against this threat, we created an industry-first Cloud Threat Actor Index that can be found in our report, which charts the operations performed by actor groups that target cloud infrastructure. With organizations allowing excessive permissions and overly permissive policies, attackers are too often welcomed into an organization’s cloud environment with keys to the kingdom.

Misconfigurations can range from excessive account permissions to insecure backups, and they are often caused by speed of deployment, limited knowledge of good practices, or a lack of comprehensive visibility into cloud infrastructure. The other types of sensitive data included intellectual property, passwords and keys, and source code. Built for the modern attack surface, Nessus Expert enables you to see more and protect your organization from vulnerabilities from IT to the cloud. “We disagree with these allegations, many of which relate to past events and practices that are factually inaccurate or have been addressed,” TikTok spokesperson Michael Hughes said in a statement sent to CNN.com.

What These Trending Alerts Signify

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Why Cloud Threats Matter Now

The control plane has no opinion about who’s actually behind the keyboard. Encryption at rest is useless against this attack because the attacker holds keys. Not because security teams are careless.

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